134404 has 6 divisors (see below), whose sum is σ = 235214. Its totient is φ = 67200.

The previous prime is 134401. The next prime is 134417. The reversal of 134404 is 404431.

It can be written as a sum of positive squares in only one way, i.e., 72900 + 61504 = 270^2 + 248^2 .

It is not an unprimeable number, because it can be changed into a prime (134401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16797 + ... + 16804.

2¹³⁴⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

134404 is a deficient number, since it is larger than the sum of its proper divisors (100810).

134404 is a wasteful number, since it uses less digits than its factorization.

134404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33605 (or 33603 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 134404 is about 366.6115110031. The cubic root of 134404 is about 51.2236747608.

Adding to 134404 its reverse (404431), we get a palindrome (538835).

The spelling of 134404 in words is "one hundred thirty-four thousand, four hundred four".